Results 11 to 20 of about 1,334 (303)

Investigations of low-cement castables with shamotte aggregate/Mažacemenčio kaitrai atsparaus betono su šamoto užpildu tyrimai

open access: yesJournal of Civil Engineering and Management, 1999
The castables with low-cement and normal quantity cement in its composition physical and mechanical properties was investigated. Aggregates of recycled shamotte waste, which are characterised by high water absorption, were used for castables.
Stasys Goberis   +2 more
doaj   +2 more sources

EFFECT OF STEEL FIBERS ON REFRACTORY CASTABLES [PDF]

open access: yesJournal of Engineering, 2002
Reinforcement of refractory castables with steel fibers improves their strength for cracking and spalling and expands the service life. The results show that raising the temperature from 700°C to 900°C causes an increase in porosityand decrease in ...
Abeer Abdul Kader AL-Rawi   +2 more
doaj   +2 more sources

Permeabilidade de concretos refratários multifuncionais Permeability of multifunctional refractory castables

open access: yesCerâmica, 2001
Concretos multifuncionais oferecem como principal vantagem a possibilidade de aplicação do material refratário através de diversas técnicas de instalação (p.e. socagem, vibração, projeção, auto-escoamento) variando-se apenas o teor de água.
M. D. M. Innocentini   +3 more
doaj   +2 more sources

Implementation of industrial waste ferrochrome slag in conventional and low cement castables: Effect of calcined alumina

open access: yesJournal of Asian Ceramic Societies, 2014
A new class of conventional and low-cement ferrochrome slag-based castables were prepared from 40 wt.% ferrochrome slag and 45 wt.% calcined bauxite. Rest fraction varied between high alumina cement (HAC) acting as hydraulic binder and calcined alumina ...
Pattem Hemanth Kumar   +3 more
doaj   +2 more sources

Optimization of Properties for Alumina-Spinel Refractory Castables by CMA (CaO-MgO-Al2O3) Aggregates. [PDF]

open access: yesMaterials (Basel), 2021
Aiming at optimizing properties of alumina-spinel refractory castables, coarse corundum particles were replaced partially with the particles of a novel porous multi-component CMA (CaO-MgO-Al2O3) aggregate in the same size.
Tang H   +5 more
europepmc   +2 more sources

Investigating the Action Mechanism of Titanium in Alumina-Magnesia Castables by Adding Different Ti-Bearing Compounds. [PDF]

open access: yesMaterials (Basel), 2022
To investigate the action mechanism of titanium, the effects of different Ti-bearing compounds, including CaTiO3, MgTiO3, and nano-TiO2, on the properties of alumina–magnesia castables were studied.
Tang H, Zhou Y, Yuan W.
europepmc   +2 more sources

Optimization of Properties of Calcium Hexaluminate-Based Insulating Castables with Calcium Aluminate Cement. [PDF]

open access: yesMaterials (Basel)
In the context of global energy scarcity, thermal insulation castables have garnered significant attention from the steel industry to reduce energy consumption.
Xia Y, Ding C, Luo W, Yang H, Yuan W.
europepmc   +2 more sources

Rheology of refractory concrete: An article review

open access: yesBoletín de la Sociedad Española de Cerámica y Vidrio, 2022
Ceramic engineers have investigated the rheology of the refractory concrete to keep the balance between the desired characteristics of castables and its flow demeanor.
Ibrahim M.I. Bayoumi   +2 more
doaj   +1 more source

Influence of deflocculants on the cement hydrate phase formation and technological properties of CAC-bonded castables during the first heating process

open access: yesOpen Ceramics, 2023
The mechanism of growth and decomposition of calcium aluminate cement hydrate phases (CAH phases), which determine the drying behaviour of calcium aluminate bonded castables are not well understood.
B. Noll, T. Stein, O. Krause, R. Simmat
doaj   +1 more source

Investigation of the milling route for the development of colloidal suspensions to be used as binder in refractory castables

open access: yesOpen Ceramics, 2023
Refractories castables bonded with CAC (calcium aluminate cement) have a limitation when they are used at high temperature in micro-silica containing system and/or in acidic corrosive environments.
S. Abdelouhab   +8 more
doaj   +1 more source

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